<!DOCTYPE html>
<html>
<head>
 <meta charset="UTF-8">
 <title>js的 hello Word</title>
 <script type="text/javascript">
	/*window.alert("hello word");*/
	var num1=10;
	var num2="sss";
	var num3=new Date();
	
	var arr=new Array(num1,num2,num3);
	for(var i=0;i<3;i++)
	{
		alert(typeof(arr[i]));
	}
 </script>
 </head>
 <body>

 </body>
 </html>